In all cases where Planning Permission and/or a Fire Safety Certificate is required,
a commencement notice should also be submitted.
One must also be submitted for works in connection with a material alteration
(excluding minor works) of a shop, office or industrial building for which a Fire Safety
Certificate is not required.
You do not need to send in a commencement notice for works or a change of use
which are exempted development under the planning code, and for which a fire
safety certificate is not required.